package com.wk.hooker.util;

import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.InputStream;


/**
 * Created by wuchu on 16/4/9.
 */
public class AppUtils {


    /**********
     * copy文件覆盖
     * @param oldPath
     * @param newPath
     */
    public static void pushFile(String oldPath,String newPath){

        try {
            int bytesum = 0;
            int byteread = 0;
            File oldfile = new File(oldPath);
            if (oldfile.exists()) { //文件存在时
                InputStream inStream = new FileInputStream(oldPath); //读入原文件
                FileOutputStream fs = new FileOutputStream(newPath);
                byte[] buffer = new byte[1444];
                int length;
                while ( (byteread = inStream.read(buffer)) != -1) {
                    bytesum += byteread; //字节数 文件大小
                    System.out.println(bytesum);
                    fs.write(buffer, 0, byteread);
                }
                inStream.close();
            }
        }
        catch (Exception e) {
            System.out.println("复制单个文件操作出错");
            e.printStackTrace();

        }

    }


    /********
     * 删除文件
     * @param objpath
     */
    public static void deleteFile(String objpath){

        File file = new File(objpath);

        if(file.exists())
        {
            file.delete();
            return;
        }else{
            try {
                file.createNewFile();
            }catch (Exception e){
                e.printStackTrace();
            }

        }

    }



}
